/* link action */

var leftCoords = new Array();
var leftName = new Array();
var leftRule = new Array();
var rightCoords = new Array();
var rightName = new Array();
var rightRule = new Array();
var wRatio = 1.0;
var hRatio = 1.0;
var alphaPng = "pix/red40.png";

var leftImgName = "";
var leftImgDir = "";
var centerImgName = "";
var centerImgDir = "";
var rightImgName = "";
var rightImgDir = "";

var newDirLinkload = false;
var xmlHttp;

function set_link(){
	wRatio = iw / bigwidth;
	hRatio = ih / bigheight;

	var x1, y1, w1, h1;

	if(leftLink.length > 0){
		set_leftLink();
		var inhtml1 = "";
		for(var i = 0;i < leftCoords.length;i++){
			x1 = Math.round(leftCoords[i][0] * wRatio) + 1;
			y1 = Math.round(leftCoords[i][1] * hRatio) + 1;
			w1 = Math.round((leftCoords[i][2]-leftCoords[i][0])*wRatio);
			h1 = Math.round((leftCoords[i][3]-leftCoords[i][1])*hRatio);

			inhtml1 += "<div style=\"position:absolute;z-index:"+(i+10)+";margin-left:"+x1+"px;margin-top:"+y1+"px;width:"+w1+"px;height:"+h1+"px;\" ";
			//inhtml1 += "onmouseOver=\"link_over(0,"+i+");\" onmouseMove=\"link_move(0,"+i+");\" onMouseOut=\"link_out();\" onClick=\"link_click(0,"+i+");\">";
			inhtml1 += "onClick=\"link_click(0,"+i+");\">";
			inhtml1 += "<p style=\"display:block;margin:0;padding:0;\"><img src=\""+webServer+"/access/"+alphaPng+"\" width=\""+w1+"\" height=\""+h1+"\" style=\"vertical-align:top;\"></p></div>";
		}
		document.getElementById("b2lkleft").innerHTML = inhtml1;
	}

	if(rightLink.length > 0){
		set_rightLink();

		var inhtml2 = "";
		for(var i = 0;i < rightCoords.length;i++){
			x1 = Math.round(rightCoords[i][0] * wRatio) + 1;
			y1 = Math.round(rightCoords[i][1] * hRatio) + 1;
			w1 = Math.round((rightCoords[i][2]-rightCoords[i][0])*wRatio);
			h1 = Math.round((rightCoords[i][3]-rightCoords[i][1])*hRatio);

			inhtml2 += "<div style=\"position:absolute;z-index:"+(i+50)+";margin:"+y1+"px 0 0 "+x1+"px;padding:0;width:"+w1+"px;height:"+h1+"px;\" ";
			//inhtml2 += "onmouseOver=\"link_over(1,"+i+");\" onmouseMove=\"link_move(1,"+i+");\" onMouseOut=\"link_out();\" onClick=\"link_click(1,"+i+");\">";
			inhtml2 += "onClick=\"link_click(1,"+i+");\">";
			inhtml2 += "<p style=\"display:block;margin:0;padding:0;\"><img src=\""+webServer+"/access/"+alphaPng+"\" width=\""+w1+"\" height=\""+h1+"\" style=\"vertical-align:top;\"></p></div>";
		}
		document.getElementById("b2lkright").innerHTML = inhtml2;
	}
}
function set_newPageLink(newlinkload){
	if(newDirLinkload == true){
		request_alink();
	}
	else{
		set_linkall();
	}
}
function set_linkall(){
	rightCoords = new Array();
	rightName = new Array();
	rightRule = new Array();

	wRatio = iw / bigwidth;
	hRatio = ih / bigheight;

	var x1, y1, w1, h1;
	var k = 0;
	if(rightLink.length > 0){
		var inhtml2 = "";
		var tstr = "";

		for(var i = 0;i < rightLink.length;i++){
			aaa = rightLink[i].split("\t");
			if(aaa[0] != centerImgName) continue;

			rightCoords[k] = strToRect(aaa[1]);
			rightName[k] = aaa[2];
			rightRule[k] = aaa[3];

			x1 = Math.floor(rightCoords[k][0] * wRatio);
			y1 = Math.floor(rightCoords[k][1] * hRatio);
			w1 = Math.floor((rightCoords[k][2]-rightCoords[k][0])*wRatio);
			h1 = Math.floor((rightCoords[k][3]-rightCoords[k][1])*hRatio);

			tstr = "<div style=\"position:absolute;z-index:"+(k+50)+";margin-left:"+x1+"px;margin-top:"+y1+"px;\" ";
			//tstr += "onmouseOver=\"link_over(1,"+k+");\" onmouseMove=\"link_move(1,"+k+");\" onMouseOut=\"link_out();\" onClick=\"link_click(1,"+k+");\">";
			tstr += "onClick=\"link_click(1,"+k+");\">";
			tstr += "<p style=\"display:block;margin:0;padding:0;\"><img src=\""+webServer+"/access/"+alphaPng+"\" width=\""+w1+"\" height=\""+h1+"\" style=\"vertical-align:top;\"></p></div>\n";

			inhtml2 += tstr;
			k++;
		}
	
		document.getElementById("b2lk"+leftnum).innerHTML = "";			//inhtml1;
		document.getElementById("b2lk"+centernum).innerHTML = inhtml2;
		document.getElementById("b2lk"+rightnum).innerHTML = "";		//inhtml3;
	}
}

function link_over(lr, n){
	var tstr = (lr == 0) ? leftName[n] : rightName[n];
	message.innerHTML = "<span>" + tstr + "</span>";
	message.style.visibility = "visible";
	message.style.left = evt.clientX + 10 + document.documentElement.scrollLeft + "px";
	message.style.top = evt.clientY + 15 + document.documentElement.scrollTop + "px";
}
function link_move(lr, n){
	message.style.left = evt.clientX + 10 + document.documentElement.scrollLeft + "px";
	message.style.top = evt.clientY + 15 + document.documentElement.scrollTop + "px";
}
function link_out(){
	message.innerHTML = "";
	message.style.visibility = "hidden";
}
function link_click(lr, n){
	var rule = (lr == 0) ? leftRule[n] : rightRule[n];
	var sdir = (lr == 0) ? leftImageDir : rightImageDir;
	var pos = rule.indexOf("]");

	if(pos == -1){
		window.open(rule, '');
	}
	else{
		var head = rule.substring(0,pos+1);
		var body = rule.substring(pos+1);

		if(head == "[page]"){
			if(showstart > 0){
				var npage = parseInt(body) + showstart - 1;
				window.location = linkwDirUrl + "&cpage="+npage;
			}
			else{
				window.location = linkwDirUrl + "&cpage="+body;
			}
		}
		else if(head == "[mp3]"){
			if(body.substring(0,1) == "*") window.location = webServer + "/flash/" + body.substring(1);
			else window.location = webCataPath + "/" + sdir + "/sound/" + body;
		}
		else if(head == "[sta]" || head == "[flv]" || head == "[swf]"){
			var idx = body.indexOf("||");
			if(idx == -1) window.location = webServer + "/flash/" + body;
			else window.location = webServer + "/flash/" + body.substring(idx+2);
		}
		else if(head == "[win]"){
			pos = body.indexOf("]");
			if(pos > -1){
				var head2 = body.substring(1, pos);
				var myvar = head2.split(",");
				body = body.substring(pos+1);
			}

			newLink(myvar[0], myvar[1], myvar[2], body);
		}
	}
}

function set_leftLink(){
	var k = 0;
	for(var i = 0;i < leftLink.length;i++){
		aaa = leftLink[i].split("\t");
		leftCoords[k] = strToRect(aaa[1]);
		leftName[k] = aaa[2];
		leftRule[k] = aaa[3];
		k++;
	}
}
function set_rightLink(){
	var k = 0;
	for(var i = 0;i < rightLink.length;i++){
		aaa = rightLink[i].split("\t");
		rightCoords[k] = strToRect(aaa[1]);
		rightName[k] = aaa[2];
		rightRule[k] = aaa[3];
		k++;
	}
}

function strToRect(s){
	var pointstr = s.split(",");
	faces = pointstr.length;

	var k = 0;
	var x1 = parseInt(pointstr[0]);
	var y1 = parseInt(pointstr[1]);
	var x2 = parseInt(pointstr[2]);
	var y2 = parseInt(pointstr[3]);

	if(faces > 4){
		var tx, ty;
		for(var i = 2;i < faces;i+=2){
			tx = parseInt(pointstr[i]);
			ty = parseInt(pointstr[i+1]);
	
			if(x1 > tx) x1 = tx;
			if(y1 > ty) y1 = ty
			if(x2 < tx) x2 = tx;
			if(y2 < ty) y2 = ty;
		}
	}

	return new Array(x1, y1, x2, y2);
}

// XMLHttpRequest
function request_alink(){
	if(window.XMLHttpRequest){
		xmlHttp = new XMLHttpRequest();
	}
	else{
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlHttp.onreadystatechange = handleStateChange;
	xmlHttp.open("GET", webCataPath + "/" + rightImageDir + "/alink.txt");
	xmlHttp.send();
}

// readyState (0:not initialized, 1:opened, 2:yet transmit, 3:get response, 4:finished before get response)
function handleStateChange() {
    if(xmlHttp.readyState == 4){
        if(xmlHttp.status == 200) {
            reset_rightLink(xmlHttp.responseText);
			set_linkall();            
        }
        else if(xmlHttp.status == 404) ;
        else{
        	alert("server response : " + xmlHttp.status);
        }
    }
}

function reset_rightLink(str){
	rightLink.length = 0;
	str = str.replace(/^\s*/,'').replace(/\s*$/,'');
	if(str == "") return;

	str = str.replace(/\r\n/g,"\n");
	str = str.replace(/\r/g,"\n");

	var k = 0;
	var linestr = str.split("\n");

	for(var i = 0;i < linestr.length;i++){
		if(linestr[i] != ""){
			rightLink[k] = linestr[i];
			k++;
		}
	}
}

function newLink(winSet, width, height, docu){		// link from swf
	if(winSet == 1){
		property = "toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=no,scrollbars=no,copyhistory=no,";
		property += "width=" + width +", height=" + height + ", left=1, top=1";
		window.open(docu, '', property);
	}
	else{	
		property = "toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=no,scrollbars=yes,copyhistory=no,";
		property += "width=" + width +", height=" + height + ", left=1, top=1";
		window.open(docu, '', property);
	}
}